MERCURY NZ LIMITED — Capital/Financing Update 2021

Mar 19, 2021

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STOCK EXCHANGE LISTINGS: NZX (MCY) / ASX (MCY)

NEWS RELEASE

Mercury green bond offer – books closed

19 March 2021

Following the bookbuild process for its unsecured, unsubordinated fixed rate green bond (Green Bonds) offer, Mercury NZ Limited (Mercury) confirmed today that the offer has closed and $200 million of Green Bonds have been allocated to the participants (or their clients) in the bookbuild process. There was no public pool for the offer.

The issue margin for the Green Bonds has been set at 0.85% per annum and the interest rate will be announced later today alongside the release of the final terms sheet.

For further details investors can contact the Joint Lead Managers (details below) or their usual financial adviser.

Arranger, Green Bond Co-ordinator for this offer and Joint Lead Manager

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0800 772 142

Joint Lead Managers

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PHONE:[+ 64 9 308 8200 ] FAX: + 64 9 308 8209

The Mercury Building, 33 Broadway, Newmarket 1023 PO Box 90399, Auckland 1142 New Zealand

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mercury.co.nz

ENDS

Howard Thomas General Counsel and Company Secretary Mercury NZ Limited

For investor relations queries, please contact: For media queries, please contact: Tim Thompson Craig Dowling Head of Treasury and Investor Relations Head of Communications 0275 173 470 0272 105 337

ABOUT MERCURY NZ LIMITED

Mercury’s mission is energy freedom. Our purpose is to inspire New Zealanders to enjoy energy in more wonderful ways and our goal is to be New Zealand’s leading energy brand. We focus on our customers, our people, our partners and our country; maintain a long-term view of sustainability; and promote wonderful choices. Mercury is energy made wonderful. Visit us at: www.mercury.co.nz

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